DE69220889T2 - Voltage controlled high frequency oscillator circuit - Google Patents
Voltage controlled high frequency oscillator circuitInfo
- Publication number
- DE69220889T2 DE69220889T2 DE69220889T DE69220889T DE69220889T2 DE 69220889 T2 DE69220889 T2 DE 69220889T2 DE 69220889 T DE69220889 T DE 69220889T DE 69220889 T DE69220889 T DE 69220889T DE 69220889 T2 DE69220889 T2 DE 69220889T2
- Authority
- DE
- Germany
- Prior art keywords
- high frequency
- voltage controlled
- oscillator circuit
- frequency oscillator
- controlled high
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
- H03K3/027—Generators characterised by the type of circuit or by the means used for producing pulses by the use of logic circuits, with internal or external positive feedback
- H03K3/03—Astable circuits
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/01—Details
- H03K3/014—Modifications of generator to ensure starting of oscillations
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
- H03K3/023—Generators characterised by the type of circuit or by the means used for producing pulses by the use of differential amplifiers or comparators, with internal or external positive feedback
- H03K3/0231—Astable circuits
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
- H03K3/027—Generators characterised by the type of circuit or by the means used for producing pulses by the use of logic circuits, with internal or external positive feedback
- H03K3/03—Astable circuits
- H03K3/0315—Ring oscillators
- H03K3/0322—Ring oscillators with differential cells
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/776,505 US5153534A (en) | 1991-10-10 | 1991-10-10 | High frequency VCO circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69220889D1 DE69220889D1 (en) | 1997-08-21 |
DE69220889T2 true DE69220889T2 (en) | 1998-02-12 |
Family
ID=25107562
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69220889T Expired - Lifetime DE69220889T2 (en) | 1991-10-10 | 1992-05-27 | Voltage controlled high frequency oscillator circuit |
Country Status (6)
Country | Link |
---|---|
US (1) | US5153534A (en) |
EP (1) | EP0542400B1 (en) |
JP (1) | JP2931717B2 (en) |
KR (1) | KR0143974B1 (en) |
DE (1) | DE69220889T2 (en) |
TW (1) | TW271022B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2758022B1 (en) * | 1996-12-30 | 1999-02-19 | Sgs Thomson Microelectronics | OSCILLATOR AND SWITCHING CONTROL CIRCUIT FOR A HIGH VOLTAGE GENERATOR USING THE OSCILLATOR |
KR100263032B1 (en) * | 1998-04-28 | 2000-08-01 | 김덕중 | Ring osillator with variable frequency |
EP1049256A1 (en) * | 1999-04-30 | 2000-11-02 | STMicroelectronics S.r.l. | Low supply voltage oscillator circuit, particularly of the CMOS type |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4083020A (en) * | 1977-03-17 | 1978-04-04 | Solid State Scientific Inc. | Voltage controlled oscillator |
US4132964A (en) * | 1977-07-28 | 1979-01-02 | National Semiconductor Corporation | Non-linearity correction in wide range voltage controlled oscillators |
JPS60136412A (en) * | 1983-12-26 | 1985-07-19 | Toshiba Corp | Voltage controlled variable frequency pulse oscillator |
DE3531167C1 (en) * | 1985-08-28 | 1986-11-06 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Circuit arrangement to generate a signal for a minimum duration |
US4812784A (en) * | 1987-11-19 | 1989-03-14 | International Business Machines Corporation | Temperature stable voltage controlled oscillator with super linear wide frequency range |
US4972162A (en) * | 1988-02-16 | 1990-11-20 | At&T Bell Laboratories | Wideband relaxation oscillator utilizing parasitic capacitances |
-
1991
- 1991-10-10 US US07/776,505 patent/US5153534A/en not_active Expired - Lifetime
-
1992
- 1992-05-21 TW TW081103975A patent/TW271022B/zh not_active IP Right Cessation
- 1992-05-27 EP EP92304773A patent/EP0542400B1/en not_active Expired - Lifetime
- 1992-05-27 DE DE69220889T patent/DE69220889T2/en not_active Expired - Lifetime
- 1992-05-29 KR KR1019920009334A patent/KR0143974B1/en not_active IP Right Cessation
- 1992-06-10 JP JP4150829A patent/JP2931717B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
KR930009242A (en) | 1993-05-22 |
EP0542400A1 (en) | 1993-05-19 |
JPH06204860A (en) | 1994-07-22 |
TW271022B (en) | 1996-02-21 |
KR0143974B1 (en) | 1998-08-17 |
EP0542400B1 (en) | 1997-07-16 |
JP2931717B2 (en) | 1999-08-09 |
US5153534A (en) | 1992-10-06 |
DE69220889D1 (en) | 1997-08-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: SAMSUNG ELECTRONICS CO., LTD., SEOUL/SOUL, KR |
|
R071 | Expiry of right |
Ref document number: 542400 Country of ref document: EP |